.help-tab-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 60px;
  border-bottom: 1px solid #eeeff5;
}

.line {
  margin: 0 20px;
  width: 1px;
  height: 20px;
  background-color: #000;
}

.menu {
  cursor: pointer;
}

.menu.active {
  color: #55b5ff;
}

.function-intro {
  display: none;
}

.primer-tip {
  padding: 30px 0;
}

.primer-tip p {
  text-align: center;
}

.primer-tip p:nth-child(1) {
  font-size: 18px;
  margin-bottom: 10px;
}

.guide-item-list {
  display: flex;
  justify-content: center;
}

.guide-item-list-center {
  width: 80%;
  display: flex;
  flex-wrap: wrap;
}

.guide-item {
  width: 32%;
  border: 1px solid #eeeff5;
  padding: 20px;
  cursor: pointer;
  margin-bottom: 15px;
}

.guide-item-subtitle {
  color: #9ca2a5;
  font-size: 13px;
  margin-top: 5px;
}

.mr-2 {
  margin-right: 2%;
}
